Ecumenical Patriarch Kyriakos I

Ecumenical Patriarch Kyriakos I (171-230) was the Ecumenical Patriarch of Constantinople from 217 to 230, succeeding Ecumenical Patriarch Philadelphos and preceding Ecumenical Patriarch Kastinos.

Biography
Kyriakos was born in 171, and he was Bishop of the See of Byzantium from 217 to 230, governing the local church for 16 years.